【Material】: This motorcycle throttle booster is made of high quality ABS rubber, good toughness, sturdy and wear-resistant, safely installed, not easy to deform, not easy to break, not easy to slip, not easy to affect the driving of the motorcycle, can be used by you for a long time. 【Design】: Due to the ergonomic design, this throttle booster wrist rest is easier to hold and operate, just put your palm on it on the accelerator pedal without holding it, avoid arm tension caused by long time driving and affect the flexibility of throttle control. 【Device Installation】: Open the throttle lever under external force and insert it into the accelerator knob, adjust the angle in the direction of oil return as usual, no other installation process is required and no other tools are needed. The installation is simple and firm. 【Function】: Controlling the driving speed with the throttle booster during long-distance driving can reduce the tension and fatigue of the hand, wrist, arm and even